Home / 27,388.24-37,795.84-14,813.12

Finding the Fourth Proportional to 27,388.24, 37,795.84 and 14,813.12

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Solution

The fourth proportional to 27,388.24, 37,795.84 and 14,813.12 is: 20,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.24 : 37,795.84 = 14,813.12 : x
  2. Step 2: Convert to fraction form
    27,388.24/37,795.84 = 14,813.12/x
  3. Step 3: Cross multiply
    27,388.24x = 37,795.84 × 14,813.12
  4. Step 4: Simplify right side
    27,388.24x = 559,874,313.42
  5. Step 5: Solve for x
    x = 559,874,313.42/27,388.24
  6. Step 6: Final answer
    x = 20,442.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.